A) State whether the statement “(n, meN((n + m)! = n! + m!)” is true or false, and prove your answer.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Which of the following describes the symmetry of the graph of y = x3?